//
//  MainViewController.h
//  省市区_第四种
//
//  Created by 丁 on 15/1/10.
//  Copyright (c) 2015年 丁颖. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface MainViewController : UIViewController
@property (nonatomic,retain)NSString *str;
@property (nonatomic, copy) void(^changeCityBlock)(NSString *cityStr);

@end
